let http = require('http');
/* let mysql = require('mysql');
let connection = mysql.createConnection({
    host:'db',
    user:'zhufeng',
    password:'123456',
    database:'node'
}); 
connection.connect();
*/
let server = http.createServer(function(req,res){
    res.end('2');
   /* connection.query("select 1+1 as solution",function(err,result){
       res.end(''+result[0].solution);
   }); */
});
server.listen(3000);